メタデータ名 G20584150592
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.4937500 43.4625000, 142.5000000 43.4625000, 142.5000000 43.4666667, 142.4937500 43.4666667, 142.4937500 43.4625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral